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Finding the Fourth Proportional to 68,037.57, 101,933.91 and 64,034.96

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Solution

The fourth proportional to 68,037.57, 101,933.91 and 64,034.96 is: 95,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,037.57 : 101,933.91 = 64,034.96 : x
  2. Step 2: Convert to fraction form
    68,037.57/101,933.91 = 64,034.96/x
  3. Step 3: Cross multiply
    68,037.57x = 101,933.91 × 64,034.96
  4. Step 4: Simplify right side
    68,037.57x = 6,527,333,339.82
  5. Step 5: Solve for x
    x = 6,527,333,339.82/68,037.57
  6. Step 6: Final answer
    x = 95,937.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.